diff --git a/pkgs/development/python-modules/swh-journal/default.nix b/pkgs/development/python-modules/swh-journal/default.nix
index e06e021615b9..a08459559606 100644
--- a/pkgs/development/python-modules/swh-journal/default.nix
+++ b/pkgs/development/python-modules/swh-journal/default.nix
@@ -1,5 +1,6 @@
 {
   lib,
+  stdenv,
   buildPythonPackage,
   fetchFromGitLab,
   setuptools,
@@ -45,6 +46,16 @@ buildPythonPackage rec {
     pytest-mock
   ];
 
+  disabledTestPaths = [
+    # AssertionError: assert {'author': {'email': b'', 'fullname': b'foo', 'name': b'foo'}, 'date': {'offset_bytes': b'+0200', 'timestamp': {'micro...': 1234567890}}, 'id': b'\x80Y\xdcN\x17\xfc\xd0\xe5\x1c\xa3\xbc\xd6\xb8\x0fEw\xd2\x81\xfd\x08', 'message': b'foo', ...} is None
+    "swh/journal/tests/test_kafka_writer.py"
+  ]
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    #Fatal Python error: Segmentation fault"
+    "swh/journal/tests/test_client.py"
+    "swh/journal/tests/test_pytest_plugin.py"
+  ];
+
   meta = {
     description = "Persistent logger of changes to the archive, with publish-subscribe support";
     homepage = "https://gitlab.softwareheritage.org/swh/devel/swh-journal";